Hao, D., Hue, N., Thuy, N., Ngan, D., Bich, D., Anh, N., Huong, D., & Tung, N. 2017 Dec 6. Study on Chemical Constituentsfrom the Roots of Panax bipinnatifidius Seem. Collected in Sapa, Laocai. VNU Journal of Science: Medical and Pharmaceutical Sciences. [Online] 33:2